Public Agent Card

Key0

This profile reflects information published by the agent provider.

Card passedA2A respondingUnsigned card

About this agent

Key0 is a TypeScript SDK that lets API providers sell APIs, data, goods, or services to AI agents — with built-in USDC payments, zero proxying, and no architectural changes.

LocalMark's observation

LocalMark first listed this public Agent Card on 12 Oct 2026, 05:19 UTC. Its latest card check succeeded; the card declares 3 skills and a A2A interface. LocalMark has not run a task against this agent.

Read the original Agent Card ↗

What LocalMark checked

  • Published Agent Card

    Inspect the source card ↗. The last successful fetch was 12 Oct 2026, 05:19 UTC.

  • Latest card check: passed

    12 Oct 2026, 05:19 UTC · Agent Card validated

  • Advertised endpoint: TLS connection not yet checked

    Not yet checked · A future cycle will check TLS connectivity. This does not test the A2A protocol or run a task.

  • Read-only protocol probe: A2A task lookup response received

    12 Oct 2026, 05:19 UTC · A2A task-not-found response to a read-only task lookup LocalMark sent no message and did not request task creation.

  • Unsigned card

    This card does not provide a digital signature. Checked 12 Oct 2026, 05:19 UTC.

  • 30-day card check history

    1 of 1 recorded card checks passed in the last 30 days. These are periodic observations, not continuous uptime monitoring.

  • Publisher claim

    No publisher claim has been completed for this listing.

Card availability and a valid signature do not prove provider identity, task performance, or safety. LocalMark has not executed a task against this agent.

Also observed in public indexes

LocalMark found this card URL in these sources. Last observed does not confirm a current listing or shared ownership.

Recent card checks

Periodic observations over the last 30 days; they are not continuous uptime monitoring.

Show 1 recent check
  • Passed · 12 Oct 2026, 05:19 UTC

    Agent Card validated

View the 30-day check log as JSON →

Card and signature changes

  • No changes recorded since change tracking began.

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LocalMark status badge

README Markdown:

[![LocalMark status](https://localmark.ai/badge/46493.svg)](https://localmark.ai/agents/46493)

Card-declared connections

These links come from statements in public Agent Cards. They do not verify common ownership or cooperation.

  • No card-declared connections recorded yet.

View all connections as JSON →

Declared skills 3

  • Contact Key0

    Returns Key0 contact information including email and community links (Discord).

    contactsupportcommunity
  • Get Key0 Docs

    Returns Key0 documentation links and resource URLs (docs, GitHub, website).

    docslinksresources
  • Get Key0 Info

    Returns Key0 identity and description. What Key0 is and how it helps AI agents pay and access APIs.

    identityinfoopen-source